Grammar Quiz

[ TOEIC Grammar ]

Lasner Electronics’ staff have extensive ____ of current hardware systems.

A. know

B. known

C. knowledge

D. knowledgeable

Select your answer:
         


Random Topics:

Adjectives and AdverbsActive & Passive VoiceComparatives and Past Perfect TenseThe Future Simple TenseVerbs: Action, Linking, and HelpingCoordinating ConjunctionConstrative ConjunctionPronouns and QuantifiersPresent Perfect Continuous Tense

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While Bill _________basketball, his mother ______home.

A. was playing,came

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